During the 20th century, what was a common source of phosphorus contamination in surface waters?

Brainles asap!me : -how has religious fundamentalism been used by extremists in the middle east?

How did great depression affect germany and the soviet union differently

Which of the following is not true about isaac stevens, the first territorial governor of washington? question 4 options: he reluctantly accepted the job as governor. he served in the mexican-american war. he graduated first in his class at west point academy he was friends with president franklin pierce.